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2 Mg + Fe3Cl2 = 2 MgCl + 3 Fe
As + H2O = H{+} + As2O3 + {-} =>
2 As + 3 H2O = 6 H{+} + As2O3 + 6e
KBrO3 + KI + BrH = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 BrH = 7 KBr + 3 I2 + 3 H2O
HNO2 + K2Cr2O7 + H2SO4 = HNO3 + Cr2(SO4)3 + H2O + K2SO4 =>
3 HNO2 + K2Cr2O7 + 4 H2SO4 = 3 HNO3 + Cr2(SO4)3 + 4 H2O + K2SO4
KBrO3 + KI + BrH = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 BrH = 7 KBr + 3 I2 + 3 H2O
CuSCN + IO3{-} + H{+} + Cl{-} = HCN + Cu{2+} + SO4{2-} + ICl{-} + H2O =>
5 CuSCN + 7 IO3{-} + 7 H{+} + 7 Cl{-} = 5 HCN + 5 Cu{2+} + 5 SO4{2-} + 7 ICl{-} + H2O
BaCl2(aq) + Na3PO4 = NaCl + Ba3(PO4)2 =>
3 BaCl2(aq) + 2 Na3PO4 = 6 NaCl + Ba3(PO4)2
CaCl2 + Na3PO4 = Ca + PO4 + NaCl =>
3 CaCl2 + 2 Na3PO4 = 3 Ca + 2 PO4 + 6 NaCl
K2Cr2O7 + KI + HClO4 = KClO4 + Cr(ClO4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HClO4 = 8 KClO4 + 2 Cr(ClO4)3 + 3 I2 + 7 H2O
C57H98O6(l) + O2(g) = CO2(g) + H2O(g) =>
2 C57H98O6(l) + 157 O2(g) = 114 CO2(g) + 98 H2O(g)
CO + {2} = CO{2} =>
CO + {2} = CO{2}
Co(OH)2 + KOH = K2[Co(OH)4] =>
Co(OH)2 + 2 KOH = K2[Co(OH)4]
K2Cr2O7 + KI + HClO4 = KIO3 + Cr(ClO4)3 + KClO4 + H2O =>
K2Cr2O7 + KI + 8 HClO4 = KIO3 + 2 Cr(ClO4)3 + 2 KClO4 + 4 H2O
NaNO3 + AgNO3 = AgNa + NO3 =>
NaNO3 + AgNO3 = AgNa + 2 NO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KBrO3 + KI + BrH = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 BrH = 7 KBr + 3 I2 + 3 H2O
K2Cr2O7 + KNO2 + H2SO4 = K2SO4 + Cr2(SO4)3 + HNO3 + H2O =>
2 K2Cr2O7 + 6 KNO2 + 11 H2SO4 = 5 K2SO4 + 2 Cr2(SO4)3 + 6 HNO3 + 8 H2O
sodiumhydrogencarbonate = sodiumoxide + H2O + carbondioxide =>
2 NaHCO3 = Na2O + H2O + 2 CO2
C6H5NH2 + O2 = H2O + CO2 + N2 =>
4 C6H5NH2 + 31 O2 = 14 H2O + 24 CO2 + 2 N2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
KBrO3 + KI + BrH = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 BrH = 7 KBr + 3 I2 + 3 H2O
Ba + HNO3 = H2 + Ba(NO3) =>
2 Ba + 2 HNO3 = H2 + 2 Ba(NO3)
Sn + CaCl2 = SnCl + Ca =>
2 Sn + CaCl2 = 2 SnCl + Ca
C(g) + S = CS =>
C(g) + S = CS
H2 + O3 = H2O =>
3 H2 + O3 = 3 H2O
AgNO3(aq) + K2SO4(aq) = Ag2SO4(s) + KNO3(aq) =>
2 AgNO3(aq) + K2SO4(aq) = Ag2SO4(s) + 2 KNO3(aq)
NaVO3 + HCl = NaCl + HVO3 =>
NaVO3 + HCl = NaCl + HVO3
N2O5 = NO + O22 =>
22 N2O5 = 44 NO + 3 O22
Li2SO3(s) + HBr(aq) = H2SO3(g) + LiBr(aq) =>
Li2SO3(s) + 2 HBr(aq) = H2SO3(g) + 2 LiBr(aq)
Fe + S3 = FeS3 =>
Fe + S3 = FeS3
Pb(NO3)2 + Na2C2O4 = PbC2O4 + Na2(NO3)2 =>
Pb(NO3)2 + Na2C2O4 = PbC2O4 + Na2(NO3)2
Ca(NO3)2 + (NH4)2CO3 = CaCO3 + NH4NO3 =>
Ca(NO3)2 + (NH4)2CO3 = CaCO3 + 2 NH4NO3
FeI2 + Na2FeO4 + HNO3 = Fe(NO3)3 + HIO3 + NaNO3 + H2O =>
3 FeI2 + 13 Na2FeO4 + 74 HNO3 = 16 Fe(NO3)3 + 6 HIO3 + 26 NaNO3 + 34 H2O
NiCl2 = Cl2 + Ni =>
NiCl2 = Cl2 + Ni
Na2HPO4 + (NH4)2MoO4 + HNO3 = NaNO3 + NH4NO3 + (NH4)3PMo12O40 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = 2 NaNO3 + 21 NH4NO3 + (NH4)3PMo12O40 + 12 H2O
NaHCO3 = Na2O + CO2 + H2O =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
C2H2 + O2 + H2 = C2H6O =>
2 C2H2 + O2 + 4 H2 = 2 C2H6O
Al + CaCl2 = Ca + AlCl3 =>
2 Al + 3 CaCl2 = 3 Ca + 2 AlCl3
Cu = Cu0 =>
Cu = Cu0
Pt(SO4)2 + Rb3PO4 = Pt3(PO4)4 + Rb2SO4 =>
3 Pt(SO4)2 + 4 Rb3PO4 = Pt3(PO4)4 + 6 Rb2SO4
C6H4(CO)2O + CH3OH = C6H4(CO2CH3)2 + H2O =>
C6H4(CO)2O + 2 CH3OH = C6H4(CO2CH3)2 + H2O
C8H20 + O2 = CO2 + H2O =>
C8H20 + 13 O2 = 8 CO2 + 10 H2O
P2O5 + P = P2O3 =>
3 P2O5 + 4 P = 5 P2O3
BaCl2 + H2SO4 = Ba2(SO4)2 + ClH =>
2 BaCl2 + 2 H2SO4 = Ba2(SO4)2 + 4 ClH
C2H(erano) + O2 = CO2 + H2O =>
4 C2H(erano) + 9 O2 = 8 CO2 + 2 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
KClO3 + KCrO2 + NaOH = K2CrO4 + Na2CrO4 + KCl + H2O =>
KClO3 + 2 KCrO2 + 2 NaOH = K2CrO4 + Na2CrO4 + KCl + H2O
HCN + KF = HF + KCN =>
HCN + KF = HF + KCN
C2H5OH + Cr2O7{-2} + H{+} = Cr3{+} + CH3COOH + H2O =>
17 C2H5OH + 6 Cr2O7{-2} + 16 H{+} = 4 Cr3{+} + 17 CH3COOH + 25 H2O
Al2O3 + LiOH + H2O = Li[Al(OH)4] =>
Al2O3 + 2 LiOH + 3 H2O = 2 Li[Al(OH)4]
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